Funding for this research was provided by:
Beijing Municipal Science and Technology Commission (No. Z161100000116081)
Received: 8 July 2020
Accepted: 14 October 2020
First Online: 19 October 2020
Ethics approval and consent to participate
: The study protocol was approved by the institutional review boards of Beijing Tiantan Hospital, Capital Medical University (KY 2017-028-02). Written informed consent was obtained from the patient or appropriate substitute decision-makers.
: Not applicable.
: The authors declare that they have no competing interests.